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FeatureExtractors๋ฅผ ์ํ ์ ํธ๋ฆฌํฐ [[utilities-for-featureextractors]]
์ด ํ์ด์ง๋ ์ค๋์ค [FeatureExtractor]๊ฐ ๋จ์๊ฐ ํธ๋ฆฌ์ ๋ณํ(Short Time Fourier Transform) ๋๋ *๋ก๊ทธ ๋ฉ ์คํํธ๋ก๊ทธ๋จ(log mel spectrogram)*๊ณผ ๊ฐ์ ์ผ๋ฐ์ ์ธ ์๊ณ ๋ฆฌ์ฆ์ ์ฌ์ฉํ์ฌ ์์ ์ค๋์ค์์ ํน์ํ ํน์ฑ์ ๊ณ์ฐํ๋ ๋ฐ ์ฌ์ฉํ ์ ์๋ ์ ํธ๋ฆฌํฐ ํจ์๋ค์ ๋์ดํฉ๋๋ค.
์ด ํจ์๋ค ๋๋ถ๋ถ์ ๋ผ์ด๋ธ๋ฌ๋ฆฌ ๋ด ์ค๋์ค ์ฒ๋ฆฌ ์ฝ๋๋ฅผ ์ฐ๊ตฌํ ๋์๋ง ์ ์ฉํฉ๋๋ค.
์ค๋์ค ๋ณํ [[transformers.audio_utils.hertz_to_mel]]
[[autodoc]] audio_utils.hertz_to_mel
[[autodoc]] audio_utils.mel_to_hertz
[[autodoc]] audio_utils.mel_filter_bank
[[autodoc]] audio_utils.optimal_fft_length
[[autodoc]] audio_utils.window_function
[[autodoc]] audio_utils.spectrogram
[[autodoc]] audio_utils.power_to_db
[[autodoc]] audio_utils.amplitude_to_db